package com.sky.mapper;

import com.github.pagehelper.Page;
import com.sky.annotation.AutoFill;
import com.sky.dto.DishDTO;
import com.sky.dto.DishPageQueryDTO;
import com.sky.entity.Dish;
import com.sky.enumeration.OperationType;
import com.sky.vo.DishVO;
import org.apache.ibatis.annotations.Delete;
import org.apache.ibatis.annotations.Mapper;
import org.apache.ibatis.annotations.Select;
import org.apache.ibatis.annotations.Update;

import java.util.List;
import java.util.Map;

@Mapper
public interface DishMapper {

    /**
     * 根据分类id查询菜品数量
     * @param categoryId
     * @return
     */
    @Select("select count(id) from sky_take_out.dish where category_id = #{categoryId}")
    Integer countByCategoryId(Long categoryId);

    /**
     * 添加菜品
     * @param dish
     * @return
     */
    @AutoFill(value = OperationType.INSERT)
    void add(Dish dish);

    /**
     * 菜品分页查询
     * @param dto
     * @return
     */
    Page<DishVO> page(DishPageQueryDTO dto);

    /**
     * 根据id查询
     * @param id
     * @return
     */
    @Select("SELECT * from sky_take_out.dish where id = #{id}")
    Dish getById(Long id);

    /**
     * 根据id删除
     * @param id
     */
    @Delete("delete from sky_take_out.dish where id = #{id}")
    void deleteById(Long id);

    /**
     * 修改菜品
     * @param dish
     */
    @AutoFill(OperationType.UPDATE)
    void update(Dish dish);

    /**
     * 根据分类id查菜品
     * @param categoryId
     * @return
     */
    List<DishVO> getListByCategoryId(Integer categoryId);

    /**
     * 修改菜品状态
     * @param dish
    @AutoFill(OperationType.UPDATE)
    @Update("update sky_take_out.dish set status = #{status} where id = #{id}")
    void statusUpdate(Dish dish);*/

    /**
     * 根据条件统计菜品数量
     * @param map
     * @return
     */
    Integer countByMap(Map map);

}
